Zillionize launched in March 2011 after investing in MailGun as an angel investor. The firm prefers early-stage companies, investing before or on Demo Day. Zillionize currently has more than 100 companies in its portfolio, including Cruise (acquired by GM for more than $1 billion). Zillionize initially focused on enterprise software due to their direct operation experience, however, they now focus on investing in a variety of sectors.